Baby walker helmet



FIG. 1 is a perspective view showing the front, top and one side of my design;

FIG. 2 is a plan view showing the front of my design;

FIG. 3 is a plan view showing the back of my design;

FIG. 4 is a plan view showing the right side of my design, the left side being a mirror image thereof;

FIG. 5 is a plan view showing the top of my design; and,

FIG. 6 is a plan view showing the bottom of my design.

The broken lines shown are included for the purpose of illustrating environment and form no part of the claimed design. 

CLAIM The ornamental design for a baby walker helmet, substantially as shown and described. 